99624727 has 2 divisors, whose sum is σ = 99624728. Its totient is φ = 99624726.

The previous prime is 99624713. The next prime is 99624737. The reversal of 99624727 is 72742699.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 99624727 - 2¹⁹ = 99100439 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99624737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49812363 + 49812364.

It is an arithmetic number, because the mean of its divisors is an integer number (49812364).

Almost surely, 2^99624727 is an apocalyptic number.

99624727 is a deficient number, since it is larger than the sum of its proper divisors (1).

99624727 is an equidigital number, since it uses as much as digits as its factorization.

99624727 is an evil number, because the sum of its binary digits is even.

The product of its digits is 381024, while the sum is 46.

The square root of 99624727 is about 9981.2187131632. The cubic root of 99624727 is about 463.5775345499.

The spelling of 99624727 in words is "ninety-nine million, six hundred twenty-four thousand, seven hundred twenty-seven".